120522121 has 4 divisors (see below), whose sum is σ = 120614272. Its totient is φ = 120429972.

The previous prime is 120522119. The next prime is 120522167. The reversal of 120522121 is 121225021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120522121 - 2¹ = 120522119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120522095 and 120522104.

It is not an unprimeable number, because it can be changed into a prime (120522221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44085 + ... + 46738.

It is an arithmetic number, because the mean of its divisors is an integer number (30153568).

Almost surely, 2^120522121 is an apocalyptic number.

It is an amenable number.

120522121 is a deficient number, since it is larger than the sum of its proper divisors (92151).

120522121 is an equidigital number, since it uses as much as digits as its factorization.

120522121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92150.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 120522121 is about 10978.2567377521. The cubic root of 120522121 is about 493.9567471296.

Adding to 120522121 its reverse (121225021), we get a palindrome (241747142).

The spelling of 120522121 in words is "one hundred twenty million, five hundred twenty-two thousand, one hundred twenty-one".